iP or domain name lookup

polymercenter.org Server iP：

Current resolution：

domain resolution record：

2021-10-15-----2022-09-09 64.32.28.235

2022-08-10-----2022-09-09 64.32.28.234

2022-09-09-----2022-09-09 67.21.93.228

2022-09-09-----2022-09-09 67.21.93.227

2022-09-09-----2022-09-09 67.21.93.245

2022-09-09-----2022-09-09 67.21.93.226

2021-08-25-----2022-09-03 67.21.93.239

2021-09-02-----2022-09-03 67.21.93.236

2021-09-26-----2022-09-03 67.21.93.243

2021-10-14-----2022-08-10 67.21.93.238

2021-10-15-----2021-10-15 64.32.28.253

2021-09-01-----2021-10-14 67.21.93.252

2021-10-14-----2021-10-14 64.32.28.239

2021-10-14-----2021-10-14 64.32.28.244

2021-10-14-----2021-10-14 67.21.93.244

2021-10-14-----2021-10-14 64.32.28.252

2021-10-14-----2021-10-14 64.32.28.237

2021-09-26-----2021-09-26 64.32.28.247

2021-09-25-----2021-09-25 67.21.93.233

2021-09-25-----2021-09-25 64.32.28.238

2021-09-02-----2021-09-02 67.21.93.254

2021-08-25-----2021-08-25 67.21.93.241

2018-01-13-----2018-01-13 132.148.147.51

2017-01-26-----2017-12-15 182.50.135.118

2017-01-03-----2017-01-05 117.135.143.22